Drinking glass



FIG. 1 is a top front perspective view of a drinking glass showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational, right side elevational and left side elevational views being a mirror image;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a drinking glass, as shown and described. 